PGDLLIMPORT-ify MyBgworkerEntry.

This was done in HEAD in commit 7d7eee8bb702d7796a0d7c5886c1f4685f2e2806,
but 9.3 needs it too for contrib/worker_spi.  Per buildfarm member narwhal.

diff --git a/src/include/postmaster/bgworker.h b/src/include/postmaster/bgworker.h
index e0f468fab9eeb7128418713db8ea234ebb9cef21..57e95fe3186f044d40ac506eb9f2a7a40ed2ac23 100644 (file)
--- a/src/include/postmaster/bgworker.h
+++ b/src/include/postmaster/bgworker.h
@@ -82,7 +82,7 @@ typedef struct BackgroundWorker
 extern void RegisterBackgroundWorker(BackgroundWorker *worker);
 
 /* This is valid in a running worker */
-extern BackgroundWorker *MyBgworkerEntry;
+extern PGDLLIMPORT BackgroundWorker *MyBgworkerEntry;
 
 /*
  * Connect to the specified database, as the specified user.  Only a worker